Highly detailed map of region west of the Potomac, extending west to Charlottesville and centered on Ricmond, Fredricksburg and Petersburg. Includes extensive system of fortifications of the Union and confederate forces, plus towns, court houses, roads, rivers, railroad lines, bridges and a host of other military information. The map was issued to accompany the monumental Atlas To Accompany The Official Records of the Union and Confederate Armies. 1861-1865. The publication of this work was the most comprehensive compilation of maps of the Civil War.